Finding the Fourth Proportional to 10,207,702.16, 15,311,553.24 and 3,018,676.06
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Solution
The fourth proportional to 10,207,702.16, 15,311,553.24 and 3,018,676.06 is: 4,528,014.09
Step by Step Solution
- Step 1: Write the proportion equation
10,207,702.16 : 15,311,553.24 = 3,018,676.06 : x - Step 2: Convert to fraction form
10,207,702.16/15,311,553.24 = 3,018,676.06/x - Step 3: Cross multiply
10,207,702.16x = 15,311,553.24 × 3,018,676.06 - Step 4: Simplify right side
10,207,702.16x = 46,220,619,207,003.44 - Step 5: Solve for x
x = 46,220,619,207,003.44/10,207,702.16 - Step 6: Final answer
x = 4,528,014.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.